diff --git a/rocrate_validator/profiles/five-safes-crate/must/1_requesting_agent.ttl b/rocrate_validator/profiles/five-safes-crate/1_requesting_agent.ttl
similarity index 80%
rename from rocrate_validator/profiles/five-safes-crate/must/1_requesting_agent.ttl
rename to rocrate_validator/profiles/five-safes-crate/1_requesting_agent.ttl
index b3b5a1382..0e70407f5 100644
--- a/rocrate_validator/profiles/five-safes-crate/must/1_requesting_agent.ttl
+++ b/rocrate_validator/profiles/five-safes-crate/1_requesting_agent.ttl
@@ -22,6 +22,8 @@
 @prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
 
 
+#=== MUST shapes ===#
+
 five-safes-crate:AgentIsMemberOf
     a sh:NodeShape ;
     sh:name "Requesting Agent" ;
@@ -79,4 +81,34 @@ five-safes-crate:AgentProjectIntersection
         """ ;
     ]  ;
     sh:severity sh:Violation ;
-    sh:message """At least one Project referenced by Agent -> memberOf MUST be included in the set of Projects referenced by RootDataEntity -> sourceOrganization.""" .
\ No newline at end of file
+    sh:message """At least one Project referenced by Agent -> memberOf MUST be included in the set of Projects referenced by RootDataEntity -> sourceOrganization.""" .
+
+
+#=== SHOULD shapes ===#
+
+five-safes-crate:AgentIsMemberOf
+    a sh:NodeShape ;
+    sh:name "Requesting Agent" ;
+    sh:target [
+        a sh:SPARQLTarget ;
+        sh:prefixes ro-crate:sparqlPrefixes ;
+        sh:select """
+            SELECT DISTINCT ?this WHERE {
+              ?action a rocrate:WorkflowRunAction ;
+                      schema:agent ?this .
+            }
+        """
+    ] ;
+
+    sh:property [
+        a sh:PropertyShape ;
+        sh:name "memberOf" ;
+        sh:path schema:memberOf;
+        sh:minCount 1 ;
+        sh:severity sh:Warning ;
+        sh:message """The Requesting Agent SHOULD have a `memberOf` property.""" ;
+    ] .
+
+
+    #=== MAY shapes ===#
+    # (none)
\ No newline at end of file